User Activity

Ihadagreatsaleandwanttoleavefeedback.Ifilloutthepoitivefeedbackformandpress"leavefeedback"butnothinghappens.Why?I have never had this problem before. I have to get my daughter to sign in on her computer to leave my feedback.
I bought an item and all was positive. I am trying to leave feedback. I filled everything in but when I hit the leave feedback button nothing happens. Why?